Please use this identifier to cite or link to this item: https://repositorio.utn.edu.ec/handle/123456789/19411
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dc.contributor.authorMolina, Diana-
dc.contributor.authorMarinas, Ioana Cristina-
dc.contributor.authorAngamarca Campues, Evelyn Lucero-
dc.contributor.authorHanganu, Anamaria-
dc.contributor.authorStan, Miruna-
dc.contributor.authorChifiriuc, Mariana Carmen-
dc.contributor.authorTenea, Gabriela Nicoleta-
dc.date.accessioned2026-03-24T21:35:21Z-
dc.date.available2026-03-24T21:35:21Z-
dc.date.created2025-03-18-
dc.date.issued2026-03-24-
dc.identifier.issn2079-6382-
dc.identifier.urihttps://repositorio.utn.edu.ec/handle/123456789/19411-
dc.description.abstractEl deterioro de la calidad y seguridad de los alimentos suele estar vinculado a la presencia de microorganismos patógenos y de deterioro. Los postbióticos, incluidos los ácidos orgánicos, enzimas y bacteriocinas producidos por bacterias ácido lácticas (BAL), han surgido como prometedores conservantes alimentarios de nueva generación. Este estudio investiga las propiedades biológicas y fisicoquímicas de varios extractos basados en postbióticos (PBEs), que comprenden fracciones de sobrenadante libre de células (CFS) y exopolisacáridos (EPS) derivados de tres cepas probióticas nativas: Lactiplantibacillus plantarum UTNGt2, Lactococcus lactis UTNGt28 y Weissella cibaria UTNGt21O. La actividad antibacteriana de estos PBEs fue evaluada contra Escherichia coli L1PEag1 multirresistente. Además, se evaluaron la capacidad antioxidante y la citotoxicidad junto con la caracterización de estas formulaciones.es_EC
dc.language.isoenges_EC
dc.publisherAntibioticses_EC
dc.rightsopenAccesses_EC
dc.rightsAtribución-NoComercial-CompartirIgual 3.0 Ecuador*
dc.rights.urihttp://creativecommons.org/licenses/by-nc-sa/3.0/ec/*
dc.subjectEXOPOLISACÁRIDOes_EC
dc.subjectINOCUIDAD ALIMENTARIAes_EC
dc.titleExtractos a base de posbióticos de cepas probióticas nativas: una estrategia prometedora para la conservación de alimentos y la defensa antimicrobianaes_EC
dc.typeArticlees_EC
dc.description.degreeN/Aes_EC
dc.coverageIbarra. Ecuadores_EC
dc.contributor.orcidhttps://orcid.org/0000-0002-7342-5398es_EC
dc.contributor.orcidhttps://orcid.org/0009-0009-9422-5836es_EC
dc.contributor.orcidhttps://orcid.org/0000-0002-0433-752Xes_EC
dc.contributor.orcidhttps://orcid.org/0000-0002-6273-8540es_EC
dc.contributor.orcidhttps://orcid.org/0000-0001-6098-1857es_EC
dc.title.enPostbiotic-Based Extracts from Native Probiotic Strains: A Promising Strategy for Food Preservation and Antimicrobial Defensees_EC
dc.subject.enEXOPOLYSACCHARIDEes_EC
dc.subject.enFOOD SAFETYes_EC
dc.description.abstract-enThe deterioration of food quality and safety is often linked to the presence of pathogenic and spoilage microorganisms. Postbiotics, including organic acids, enzymes, and bacteriocins produced by lactic acid bacteria (LAB), have emerged as promising next-generation food preservatives. This study investigates the biological and physicochemical properties of several postbiotic-based extracts (PBEs) comprising cell-free supernatant (CFS) and exopolysaccharide (EPS) fractions derived from three native probiotic strains: Lactiplantibacillus plantarum UTNGt2, Lactococcus lactis UTNGt28, and Weissella cibaria UTNGt21O. The antibacterial activity of these PBEs was assessed against multidrug-resistant Escherichia coli L1PEag1. Moreover, the antioxidant capacity and cytotoxicity along with the characterization of these formulations was assessed.es_EC
dc.identifier.doihttps://www.mdpi.com/2079-6382/14/3/318es_EC
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